Arm Helium Technology at the Lowest Cost Point
The Arm Cortex-M52 processor is the most area and energy efficient implementation of the Armv8.1-M architecture with Arm Helium vector processing technology. This makes it the ideal processor for cost- and power-sensitive designs with demanding DSP and ML requirements.
Target use cases include energy-efficient MCUs for battery-operated consumer devices, wearables with ML, and smart industrial sensors.
Features and Benefits
Cortex-M52 is the smallest implementation of Armv8.1-M with Arm Helium technology providing significant performance uplift in DSP and ML applications compared to Arm Cortex-M33.
Developers of Arm Cortex-M52 software benefit from the vast offerings of tools, software, and knowledgebase from the Arm Cortex-M ecosystem.
PACBTI offers enhanced software attack threat mitigation, easing the journey to achieve PSA Certified Level 2, which is becoming the baseline for IoT deployments.
Specifications
The Arm Cortex-M52 is the smallest implementation of the Arm Helium Technology. It enables enhanced DSP and ML processing with exceptionally low power consumption and area cost. The key characteristics of Cortex-M52 include:
- Optional single-beat Helium, supporting up to
- 1 x 32-bit MACs/cycle
- 2 x 16-bit MACs/cycle
- 4 x 8-bit MACs/cycle
- 4-stage pipeline
- Performance efficiency: 4.3 CoreMark/MHz and 1.6 DMIPS/MHz
- Configurable main system bus: AMBA 5 AXI 32-bit or AMBA 5 AHB 32-bit
- Optional support for Arm TrustZone technology
- Optional PACBTI extension (Pointer Authentication Code, Branch Target Identification)
- Optional implementation of Arm Custom Instructions
Visit Arm Developer for more details
Key Documentation
Compare all Cortex-M processors: download comparison PDF
Where Innovation and Ideas Come to Life
Endpoint AI
Artificial intelligence (AI) at the IoT endpoint is expanding and defining more use cases than ever before, changing how we interact with devices and machines everywhere. Arm Cortex-M52 integrates Arm Helium technology to deliver a DSP and ML performance uplift over its predecessor.
Industrial IoT
Arm Cortex-M52 combines high performance and enhanced security with real-time and deterministic behavior, making it ideal for industrial applications, such as smart sensors and safety critical actuators .
Smart Home
Increasingly smart devices demand 32-bit performance, without compromising on cost or power. Arm Cortex-M52 is ideal for a variety of home automation devices, providing the perfect balance of performance and ease of programming with such stacks as Matter.
Talk with an Expert
Find out how the Arm Cortex-M52 processor simplifies your integration and improves security, flexibility, and responsiveness in your IoT application.
A Foundation of Silicon Success
Armv8.1-M Architecture
Implements the simplified programmer’s model of Arm Cortex-M processors for new performance levels without compromising the ease of software development and richness of the Arm partner ecosystem.
Arm Helium Technology
Arm Helium is the M-Profile Vector Extension (MVE) designed to bring significant uplift in signal processing and ML performance. It is optionally available in its most area and energy efficient version in the Cortex-M52.
TrustZone for Arm Cortex-M
System-wide hardware isolation for trusted software. TrustZone creates an isolated secure world to provide confidentiality and integrity to the system, helping to protect your device from software attacks.